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Tropical Storm Edouard Along the Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard off the central Gulf Coast will bring tropical storm conditions and heavy rainfall to portions of Upper Texas and southwestern Louisiana coasts Tuesday into Wednesday. Storm Surge Watches and Tropical Storm Warnings are in effect. Hot and humid conditions will continue to expand from the Central Plains into the Ohio Valley and Mid-Atlantic this week. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

A Few Clouds

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Last update 31 Aug 9:15 pm EDT
Extended Forecast for

Perryville MD

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 11pm and midnight. Mostly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 92. Heat index values as high as 101. West wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 92 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 50%.

    Low: 76 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Northeast wind around 5 mph becoming light and variable in the morning. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 76. Southeast wind 5 to 8 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 11pm and midnight. Mostly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 92. Heat index values as high as 101. West wind 3 to 7 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 50%.
Wednesday
A chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Northeast wind around 5 mph becoming light and variable in the morning. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 76. Southeast wind 5 to 8 mph. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Friday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 60.
Labor Day
Sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
Last Update:
7:53 pm EDT Aug 31, 2026
Forecast Valid:
9pm EDT Aug 31, 2026-6pm EDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation